Why do JLPT N1 learners confuse 兼用 with 出産?

Both words occupy adjacent semantic territory, which is exactly why the JLPT uses them as distractors for each other on multiple-choice items. The fastest way to stop confusing them is to study them as a pair, write a one-sentence contrast in your own words, and drill the pair specifically rather than each word in isolation.

Is 兼用 or 出産 more common on JLPT N1?

Both appear in the JLPT N1 curriculum and either may show up on a given exam. Don't try to predict which one the test will choose — learn to distinguish them and you'll be safe regardless. Both belong to the Philosophy & Ethics theme of N1 vocabulary.

How do I practice this confusion pair?

Free option: visit /try and pick a confusion drill. Paid option: none — JLPT Mastery is free during launch. Whichever route you take, the engine specifically re-tests pairs you've gotten wrong rather than rotating through general vocabulary review.

JLPT N1 · Advanced · Meaning confusion

兼用 vs 出産

Q: What's the difference between 兼用 and 出産?

兼用 (けんよう) means "multi-use; combined use; combination; serving two purposes" and 出産 (しゅっさん) means "(child)birth; delivery; production (of goods)". Both can appear in contexts regarding 'output' or 'utility.' In technical or bureaucratic resource management, the 'production' of goods (shussan) and the 'multi-use' of tools (kenyou) might overlap semantically.

Why JLPT N1 learners mix up 兼用 (けんよう, “multi-use; combined use; combination; serving two purposes”) and 出産 (しゅっさん, “(child)birth; delivery; production (of goods)”).

兼用

けんよう

multi-use; combined use; combination; serving two purposes

verb

出産

しゅっさん

(child)birth; delivery; production (of goods)

verb

Theme: Philosophy & EthicsJLPT N1

Why these get confused

Both can appear in contexts regarding 'output' or 'utility.' In technical or bureaucratic resource management, the 'production' of goods (shussan) and the 'multi-use' of tools (kenyou) might overlap semantically.

How to tell them apart

Anchor on the meaning, not the form. 兼用 (multi-use; combined use; combination; serving two purposes) and 出産 ((child)birth; delivery; production (of goods)) live in adjacent semantic territory. Memorize the boundary, not just each word.
Read the example sentences below. Seeing each word in its natural context builds a faster lookup than studying the dictionary form alone.

In a sentence

兼用 (multi-use; combined use; combination; serving two purposes)

テレビとモニタを兼用してる。
このパジャマは、男女兼用です。

出産 ((child)birth; delivery; production (of goods))

出産予定日はいつなの？
出産経験はありません。

How JLPT tests this pair

On JLPT N1, this pair shows up as a vocabulary meaning question. You see one word and pick its English equivalent from four options — one of which will be the other word in this pair, chosen as a distractor precisely because of the overlap.

Sample item

「兼用」の意味は？

A. multi-use; combined use; combination; serving two purposes (correct)
B. (child)birth; delivery; production (of goods) (distractor)
C. (other plausible meaning)
D. (other plausible meaning)

Drill this pair until it sticks

Reading the explanation is step one. Targeted practice is what actually moves a confusion pair out of your weak list. Free, no signup needed to try.

Practice N1 confusion pairs

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Frequently asked

兼用 vs 出産

Why JLPT N1 learners mix up 兼用 (けんよう, “multi-use; combined use; combination; serving two purposes”) and 出産 (しゅっさん, “(child)birth; delivery; production (of goods)”).

兼用

けんよう

multi-use; combined use; combination; serving two purposes

verb

出産

しゅっさん

(child)birth; delivery; production (of goods)

verb

Theme: Philosophy & EthicsJLPT N1

Why these get confused

How to tell them apart

Anchor on the meaning, not the form. 兼用 (multi-use; combined use; combination; serving two purposes) and 出産 ((child)birth; delivery; production (of goods)) live in adjacent semantic territory. Memorize the boundary, not just each word.
Read the example sentences below. Seeing each word in its natural context builds a faster lookup than studying the dictionary form alone.